import sys

x = 0.00001
n = 2147483647

if n < 0:
    x = 1 / x
    n = -1 * n
if n == 0:
    print(1)
    sys.exit()

if n % 2 == 0:
    i = 0  # 统计n
    result = 1
    while n % 2 == 0:
        n = n / 2
        n = int(n)
        i = i + 1

    for k in range(n):
        result = result * x
    x = result
    for j in range(i):
        x = x * x
else:
    n = n - 1
    z = x
    i = 0  # 统计n
    result = 1
    while n % 2 == 0:
        n = n / 2
        n = int(n)
        i = i + 1

    for k in range(n):
        result = result * x
    x = result
    for j in range(i):
        x = x * x
    x = x * z

print(x)
